Tobias has mononucleosis. mononucleosis is a disease that tires and weakens the body. it is caused by a contagious virus that is transferred through direct contact. which would be the best explanation of how tobias contracted mononucleosis? tobias never exercised and was more susceptible to the virus. as a male, tobias has a better chance of getting mononucleosis. tobias inherited the gene from his parents. tobias drank from a water fountain that was contaminated.

The answer is D but there is more than one type of Mono, for example you can be born with it if your mother had it. The type I'm talking about is much less common and can't be spread to others. I know this cause I was born with it.

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

it's c. (to reduce the greenhouse effect/carbon gasses)